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RTD Temperature sensor
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RTD Temperature sensor

7Semi DS18B20 Waterproof Temperature Sensor Probe 1m Cable: Reliable Accuracy for Versatile Applications Ensure precise and dependable temperature monitoring with the DS18B20 Waterproof Temperature Sensor Probe. Built with advanced 1-Wire digital communication technology, this sensor delivers consistent performance across a wide temperature range. Its waterproof stainless steel probe and durable 1-metre cable make it ideal for both indoor and outdoor use, whether for electronics projects, cold chain logistics, HVAC systems, industrial equipment, or laboratory experiments. With a measurement range from -55C to +125C and an accuracy of +-0.5°C between -10°C to +85°C, this sensor ensures reliable readings for demanding environments. Its high-resolution output of up to 12 bits allows users to capture detailed and accurate data. The DS18B20 is also programmable, supports parasite power, and can be easily integrated into multi-drop sensor networks, making it a perfect fit for IoT devices, Arduino and Raspberry Pi projects, and automation systems.

Key Features

  • Wide Temperature Range:Operates from -55°C to +125°C with +-0.5°C accuracy between -10°C to +85°C
  • High Resolution:Selectable resolution of 9, 10, 11, or 12 bits for precise measurements
  • Durable Waterproof Probe:Stainless steel 2-inch probe ensures reliable operation in harsh and outdoor conditions
  • 1-Metre Cable Length:Provides flexibility in placement for various applications
  • 1-Wire Digital Interface:Simplifies connectivity and allows seamless integration with microcontrollers and IoT platforms
  • Programmable Temperature Thresholds:Non-volatile settings for user-defined alerts and controls
  • Parasite Power Support:Operates without an external power supply in compatible circuits
  • Multi-Drop Capability:Connect multiple sensors on a single bus for efficient system design

Technical Specifications

Brand 7Semi
Temp. Thresh Programmable (NV)
Sensor Type Local
Channels 1
Parasite Pwr Yes
Interface 1-Wire
Accuracy 0.5 (±°C)
Multi Droppable Yes
Temp. Resolution (bits) 9, 10, 11, 12
Operating Temp -55°C to +125°C
  • Wide Temperature Range:Operates from -55°C to +125°C with +-0.5°C accuracy between -10°C to +85°C
  • High Resolution:Selectable resolution of 9, 10, 11, or 12 bits for precise measurements
  • Durable Waterproof Probe:Stainless steel 2-inch probe ensures reliable operation in harsh and outdoor conditions
  • 1-Metre Cable Length:Provides flexibility in placement for various applications
  • 1-Wire Digital Interface:Simplifies connectivity and allows seamless integration with microcontrollers and IoT platforms
  • Programmable Temperature Thresholds:Non-volatile settings for user-defined alerts and controls
  • Parasite Power Support:Operates without an external power supply in compatible circuits
  • Multi-Drop Capability:Connect multiple sensors on a single bus for efficient system design
Brand 7Semi
Temp. Thresh Programmable (NV)
Sensor Type Local
Channels 1
Parasite Pwr Yes
Interface 1-Wire
Accuracy 0.5 (±°C)
Multi Droppable Yes
Temp. Resolution (bits) 9, 10, 11, 12
Operating Temp -55°C to +125°C